Keiffer/Truss Family

Seeking information about Sarah Elizabeth Keiffer (Keefer)Truss. Sarah is my gggggrandmother. She was born abt 15 August 1821 in PA. She married Conrad Truss abt 1837 in Ohio. They had 11 children. I have dates of children's some information regarding dates of birth/death/marriage for the children. Her husband was born in Hesse Darmstadt, Near Frankfurt on Maine, Germany. Sarah and Conrad's daughter Lucy is my direct line and I can't find any more info on them. Any help will be greatly appreciated.